Mechanically adjustable dual pocket hydromatic brake

Details Mechanically adjustable dual pocket hydromatic brake Mechanically adjustable dual pocket hydromatic brake

1976-04-13

1977-08-23

Halvosa, George E. A.

Brakes

Internal-resistance motion retarder

Using a rotary-type fluid damper

60334, 60353, 60367, F16D 5704

Patent

active

040434346

ABSTRACT:
A hydrokinetic action brake for particular use in controlling the speed of a hoisting drum used in the drilling of oil and gas wells. The brake includes dual pocketed stator and rotor assemblies with a cylindrical member movable within the pockets to adjust the flow of the fluid within either the outer and/or inner pockets for varying load and speed conditions.

REFERENCES:
patent: 1992912 (1935-02-01), DeLaMater
patent: 2283244 (1942-05-01), Walker
patent: 2392520 (1946-01-01), Benz et al.
patent: 2890661 (1959-06-01), Elbert

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